<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
    <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"></script>
    <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"></script>
    <style>
        body {
            background: #eee;
        }

        .wrapper {
            margin: 80px;
        }

        .form-signin {
            max-width: 380px;
            margin: 0 auto;
            background-color: #fff;
            padding: 15px 40px 50px;
            border: 1px solid #e5e5e5;
            border-radius: 10px;
        }

        .form-signin .form-signin-heading,
        .form-signin .checkbox {
            margin-bottom: 30px;
        }

        .form-signin input[type="text"],
        .form-signin input[type="password"] {
            margin-bottom: 10px;
        }

        .form-signin .form-control {
            padding: 10px;
        }
    </style>
</head>

<body>
    <div class="wrapper">
        <form class="form-signin">
            <h1 class="form-signin-heading text-center">Login Form</h1>
            <input type="text" class="form-control" placeholder="邮箱" />
            <input type="password" class="form-control" placeholder="密码" />
            <label class="checkbox">
                <input type="checkbox" value="rememberMe" id="rememberMe" name="rememberMe" />
                记住我
            </label>
            <button class="btn btn-lg btn-primary btn-block" type="submit">Login</button>
        </form>
    </div>
</body>

</html>